 | "4-watt capacity 8"" cone speaker for excellent audio quality 6 different power taps available (4 2 1 1/2 1/4 1/8 w) t725 4-watt transformer pre-assembled for faster installation white enamel over steel grille works with both 70v and 25v amplifier outputs recessed volume control in center of unit face" (less)Bogen - S86T725PG8WVR | $34  UnbeatableSale |
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 | ASWG1 Amplified Ceiling Speaker, 1 watt amplifier, 8" cone speaker, Front-mounted volume control with detachable knob, Interfaces with standard 600-ohm telephone line Bogen - ASWG1 | $25 amazon.com |
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 | 1W Self-Amplified Ceiling Speaker WHITE - Bogen self-amplified ceiling speaker- 1 Watt- Ceiling grille with a detachable knob for volume control- 8" Cone speaker- Self-contained 1-watt amplifier- Interfaces with standard 600-ohm telephone line- Built-in volume control- Front-mounted volume control with detachable knob- 2 Year manufacturer's warranty- WhiteBGASWG1DK (less)Bogen - ASWG1DK | $23 - $39  4 Merchants |
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 | S86T725PG8WVK - Ceiling Speakers - 7 Watt - 50 - 12000 - knob volume controlPrimary InformationFeatures : with knob volume control Speaker System Type : Ceiling Speakers SpeakerResponse Bandwidth (Hz) : 50 - 12000 ConnectionConnectivity Technology : Wired Power ConsumptionNominal Output Power (Total) : 7 Watt UNSPSC CodeUNSPSC Code : 52161512 Bogen - BG-CEILINGKNOB | $19 - $19 2 Merchants |
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 | 8-inch speaker 6-once magnet round white aluminum grille bogen ceiling grille speaker no volume control Bogen - S86T725PG8W | $26 UnbeatableSale |
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